Natural swimming hole

Lathrop State Park (Martin Lake)

Lake · Colorado

Community-reported spot. Details below are compiled from public sources and are reported to be accurate — always verify locally before visiting.

About this swimming hole

Colorado's first state park, with two lakes and a swim beach at Martin Lake. Lathrop's warm water and Spanish Peaks backdrop make it a southern Colorado gem. The swim beach is roped in summer.

Good to know

Water typeLake
Water temperature70s-80s summer
Depthdesignated swim beach
Best seasonJune-September
FeesColorado State Parks pass ($10/vehicle)
Reservations requiredNo
Hourssunrise-sunset
ParkingState park lots
Amenitiesrestrooms, picnic tables, campground
CountyHuerfano County
Nearest townWalsenburg
Safety notesNo lifeguard at swim beach

Map

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Frequently asked questions

Can you swim in Lathrop State Park (Martin Lake)?

Yes — Lathrop State Park (Martin Lake) is listed as a natural swimming spot in Colorado. Reported water temperature: 70s-80s summer. Heads-up: No lifeguard at swim beach. There are rarely lifeguards at natural swimming holes — verify conditions locally before you go.

Does Lathrop State Park (Martin Lake) require reservations?

No reservations are required at Lathrop State Park (Martin Lake) based on current information — but verify before you go.

Is there a fee to visit Lathrop State Park (Martin Lake)?

Reported fee info: Colorado State Parks pass ($10/vehicle). Fees can change — confirm with the official link.

When is the best time to visit Lathrop State Park (Martin Lake)?

The best season is typically June-September.

Keep exploring

Verify before you go. Conditions, fees, reservations, and access can change — confirm details with the official link before visiting. Last verified: September 2026